Wiktionary
bang on
precisely accurate; exactly appropriate or fitting. alt. precisely accurate; exactly appropriate or fitting. prep. (context idiomatic British Australia English) exactly at v
(context idiomatic British Australia English) To constantly talk about
Usage examples of "bang on".
Then I saw these explosions up the mountain' - he waved vaguely - 'and I walked up there past the station to see better, and the next thing I knew was a bang on the head and being dragged along the path.
The 9,220-nautical mile voyage is scheduled for 185 days, and we're bang on target almost to the minute so far.
I will be on that phone some time and people bang on the glass the way I am doing.
Wait and see, Bentall, 1,000 miles and it will be bang on target to a yard.